useradd
adduser
/etc/skel

userdel
removeuser
login inactive

userman
/etc/userman/config
/etc/userman/default



/etc/shadow
<username>:<password>:<date>:PASS_MIN_DAYS:PASS_MAX_DAYS:PASS_WARN_AGE:INACTIVE:EXPIRE:
〈사용자명〉:〈암호화된 비밀번호〉:〈마지막으로 비밀번호를 바꾼 날 짜〉:PASS_MIN_DAYS:PASS_MAX_DAYS:PASS_WARN_AGE:INACTIVE:EXPIRE


/etc/group
/etc/login.defs

chown
chmod
umask

suid
sgid
ruid
rgid

logins
chsh
passwd
usermod
change

newgrp
chgrp
group
groups
groupadd
groupdel
groupmod

grpck
pwck
pwconv
pwunconv




You can change the password aging any time using the chage command.

To disable password aging for system and shared accounts, you can run the following chage command:
# chage -M 99999 <system_account_name>


To get password expiration information:
# chage -l <system_account_name>
For example:
# chage -l test
Minimum:        7
Maximum:        60
Warning:        7
Inactive:       14
Last Change:            Jan 11, 2005
Password Expires:       Mar 12, 2005
Password Inactive:      Mar 26, 2005
Account Expires:        Never

permition, gpasswd

댓글 남기기

이메일은 공개되지 않습니다. 필수 입력창은 * 로 표시되어 있습니다